Top Software Engineer Jobs in Paris

As a Software Engineer on the data platform team, you'll automate data platform operations, write Python code, and collaborate on solutions within a distributed team.

The role involves delivering features across the CRM platform for distributors, using AI tools, handling fullstack development tasks, and collaborating closely with teams and customers.

Design, develop, and maintain software applications, write efficient code, collaborate with teams, conduct testing, and provide technical support.

Develop, test, integrate, and support robotic controls software for automated lift trucks in an embedded environment. Responsibilities include vehicle control communication, simulation, requirements development, software and electrical architecture, code and design reviews, supplier leadership, manufacturing support, and mentoring entry-level engineers. The role requires C/C++ development, robotics sensors and SLAM experience, embedded control systems, network communications, and MATLAB/Simulink/Stateflow expertise. Occasional travel may be required.

Develop software to enhance consultant productivity, create SaaS products, design architecture for data processing, and assess technologies.

Design and scale mission-critical market data services for stocks, options, crypto, and foreign exchange. Responsibilities include architecting backend systems and APIs, maintaining software quality and test coverage, participating in code reviews, and troubleshooting incidents and bugs. The role uses Go and Python with REST, gRPC, WebSockets, SSE, Docker, Kubernetes, Google Cloud, BigTable, Prometheus, Grafana, and ELK.

Develop and maintain backend and admin software to operate bare-metal cloud infrastructure. Implement Python services, build React/TypeScript frontends or manage IaC (Terraform/Ansible), optimize deployments, refactor legacy code, and collaborate in a Scrum squad to ship next-generation infrastructure features.

Contribute to backend development of IAM services: build authentication and access-control features, improve security and observability, implement secret scanning and API key tracking, design authentication/authorization policies, and collaborate with engineers, product, and security teams.

Design and build core IaaS/PaaS components (APIs, backends, worker services), add features, improve test coverage and resilience, write technical documentation, run operational rotations, resolve customer incidents, and collaborate across Product, Design, and Documentation.

Develop and maintain Python backend systems powering hardware update, testing, and inventory; own either React/TypeScript frontends or DevOps/IaC pipelines (Terraform, Ansible, GitLab CI/CD, Docker, Kubernetes, Proxmox); bridge low-level hardware data to web APIs; design and ship infrastructure milestones; optimize and test existing code; participate in code reviews and Scrum ceremonies.

Join a small team to develop and operate Scaleway's non-relational database products (Redis, MongoDB). Ensure high-performance, stable production, deploy to new regions, perform code reviews, write docs, follow Agile, and collaborate cross-functionally.

Build and maintain API integrations and the connectivity platform linking EV chargers, vehicles, and OEMs. Improve reliability, observability, and scalability; develop automations and internal tools for monitoring and triage; define SLAs and alerting; collaborate with product and engineering teams to balance stability and delivery.

Build and maintain scalable, reliable agentic AI systems for biomedical research, integrating LLMs, tool-calling, and data platforms. Drive technical decisions, optimize analytical workflows, deploy agents on the data platform, mentor teammates, and participate in on-call rotation to ensure performance, security, and continuous improvement.

As a Web Engineer, you'll develop internal tools, growth infrastructure, and real-time dashboards, taking end-to-end ownership of systems to enhance operational workflows.

As a Software Engineer Intern, you'll work with a team to build applications and infrastructure, engage in product decision-making, and contribute to frontend and backend code development.

Lead backend engineering for a SaaS platform: design architecture, build and maintain production REST APIs and relational databases using Python/Django, implement CI/versioning, and support real-time systems (Redis/WebSockets). Influence technical decisions, ship features quickly, collaborate across teams, and help recruit and lead engineers for energy and built-world applications.

Build, launch, monitor, and support scalable software services in an agile build-and-run environment. Develop clean, organized code across the technical stack, contribute to distributed service-oriented architecture, improve system designs, explore impactful technologies, mitigate incidents, and prioritize delivery optimization. Collaborate with squad members, staff engineers, business and operations partners, and international teams while supporting knowledge sharing and strong customer and agent experiences.

Design, develop, and maintain Gradio and Trackio, architect Python frameworks for ML developers, collaborate with the community, and integrate frontend technologies.

Lead design and development of low-level Linux instrumentation and eBPF-based runtime security features for detection, monitoring, and workload protection. Drive architecture, implement performance-sensitive systems, establish testing methodologies, deliver end-to-end features, and provide technical leadership and cross-team collaboration across Datadog's security products.

Build and own end-to-end features across backend and frontend: design backend services and data models (Python/Django), implement RESTful APIs, create reusable frontend components (TypeScript/React), write tests, participate in code reviews, maintain production reliability and security, and collaborate with product and design.

As a Staff Platform Engineer at Joko, you will lead platform efforts, ensure infrastructure reliability, enhance developer experience, and optimize costs, focusing on security and scalability while collaborating across teams.

Build and scale Base360.ai: design APIs, services, and cloud-native infrastructure; implement event-driven automations, AI-powered workflows, and integrations (Airbnb, Stripe, Twilio, OpenAI). Own projects end-to-end to automate operations, improve pricing and guest experiences, and enable global scaling.

Join the Android team to develop high-quality UI features, enhance platform components, manage system performance, and engage in knowledge sharing and ideation processes.

Design and build internal systems for user safety, develop APIs, enhance data collection, and ensure compliance with global regulations.

Develop backend systems in Rust, maintain cross-platform components, implement features, analyze system performance, and engage in continuous improvement.